Patent Assignment Assignor Details
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For pending or abandoned applications please consult USPTO staff.
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Assignor Name :
RITTER, DONALD R.
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Total Assignments:
1
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Assignment:
1
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| Reel/Frame: | 005686/0259 | |
| Pages: | 4 |
| | Recorded: | 04/18/1991 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| 901 44TH ST., S.E. |
| P.O. BOX 1967, A CORP. OF MI |
| GRAND RAPIDS, MICHIGAN 49501 |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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07689704
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Correspondence name and address
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JAMES D. ZALEWA
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ROSENTHAL AND SCHANFIELD
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55 E. MONROE STREET
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CHICAGO, IL 60603
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05/10/2024 05:38 AM
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